If a physiological dose of an experimental drug was administered, and the subject responded to the chemical, which would indicate that this drug is an epinephrine agonist? heart rate decreases O intestinal smooth muscle contractions slow down O blood pressure decreases O intestinal smooth muscle contractions speed up

Q: Be specific about how the motor impulse moves through the body.

A: In science, the nervous system is a profoundly complex piece of a creature that organizes its activi...

Q: (Short Answer - 8 Sentences Max) The sodium-potassium pump maintains the electrochemical gradient ac...

A: An electrochemical gradient is a gradient of electrochemical potential, usually for an ion that can ...

Q: If David is given prednisone, a synthetic glucocorticoid, for a prolonged period of time , he may :

A: Glucocorticoid is a type of steroid hormone. It is a part of the feedback mechanism in the immune sy...

Q: Trace the pattern of blood flow through the heart.

A: The blood moves in the body through the circulatory system. The oxygenated blood is pushed away from...

Q: When a single photon from a source of light hits the retina in the eye, it triggers a signal that tr...

A: Photoreceptor is defined as a type of specialized neuron that has the ability to detect the light an...

Q: What are the basic structural features of cardiac muscle cells?

A: Cardiac muscle cells, also known are cardiomyocytes form a branched structure in the heart. The card...

Q: In the peripheral nervous system, Schwann cells form myelin sheaths.

A: The axons of both the central nervous system and the peripheral nervous system are myelinated by spe...

Q: (Short Answer - 5 Sentences max) Describe the standard anatomical body position and explain why it i...

A: Anatomical position is the description of any part or region of the body in a specific stance.  Ther...

Q: What are Neurotransmitters and Neuromodulators?

A: Introduction: A specific cell that carries signals and messages from and to the brain and various ot...

Q: Why does a lack of calcium in the CSF shut down neural activity Don't copy from Google.

A: The extracellular concentration of the calcium ions affect the excitability of the neurons and synap...

Q: Identify the structure(s) indicated by the arrows:

A:     The human body consists of two major type of skeletons, one is axial skeleton and the other one ...

Q: Describe the neural reflexes leading to increased salivary secretion.

A: The reflex arc is responsible for controlling the reflex of a neural pathway. In the vertebrates, th...

Q: Identify the structure indicated by the arrow: Copyright Nielsen & Miller

A: The skeletal system of the body comprises all the bones and joints in the body. The bones which form...

Q: Classify bones according to their shape

A: Bone is the rigid tissue that forms the skeletal system. This helps to support, store minerals and l...

Q: List the places where all the three afferent neurons, efferent neurons, and interneurons are found t...

A: Introduction: Neurons, also referred to as nerve cells, are the basic fundamental units of the indiv...

Q: Define and describe hypertrophy of skeletal muscles. What conditions stimulate it?

A: The muscles which are responsible for voluntary body movements like walking, running, and jumping ar...

Q: Why are clavicular injuries common?

A: The clavicle is also known as the collarbone. It is located at the shoulder and above the first rib ...

Q: List the parts of the upper respiratory system commonly infected by Streptococcus pneumoniae and Hae...

A: The upper respiratory system includes the larynx, nose, pharynx (throat), and nasal cavity. Both Hae...

Q: What are the general characteristics of connective tissues?

A: Connective tissues can be defined as the type of tissues which provide the support to the bod. It co...

Q: What percentage of our blood is plasma? a. 90% b. 55% C. 45% d. 65% ANSWER

A: Blood is a type of connective tissue which flows in the body and helps in transport of oxygen, nutri...

Q: State Laplace’s law. How does it relate to critical closingpressure and aneurysm?

A: In the blood vessels, the critical closing pressure is considered the minimum pressure needed to pre...

Q: List and explain six characteristics of life

A: A living organism is one that has the properties of life. Organisms are made up of one or more than ...

Q: Donna has weakness in her right leg, but her left leg is functioning normally. Which components of t...

A: The somatic nervous system is a kind of constituent of the peripheral nervous system that is related...

Q: How can a person prevent becoming allergic to poison oak? What is the basis for infectious allergy?

A: The allergic response to certain things such as pollen grains, any vegetable, or fruit is the body's...

Q: Discuss the advances in last three years in reproductive technologies that adds a new dimension for ...

A: Reproductive technologies involve techniques aimed at production and manipulation of embryos in vitr...

Q: Substrates 5 Carbohydrate oxidation contributes to a. glycolysis b. oxidative phosphorylation c. PCr...

A: Carbohydrate oxidation is the process which can be described as the break down of carbohydrate molec...

Q: Which of the following is a function of cell adhesion molecules? a. anchor cells to extracellular ma...

A: Cell adhesion: Attachment of a cell with another cell is known as cell adhesion. Adheren junction is...

Q: What two primary functions are performed by the thoracic cage?

A: The chest (thoracic) cavity is surrounded by the wall of the chest and the diaphragm behind. Around ...

Q: Please help me, idk if my answer is correct and I am trying to use this to study!!

A: the adrenal medulla is the grey core of the adrenal gland. it is made up of cells called chromaffin ...

Q: Identify the structure indicated by arrow number 1: 1 3

A: The skeletal system consisting of bones is primarily responsible for providing the structural framew...

Q: Explain why Rh incompatibility is a problem only when afetus is Rh-positive and the mother is Rh-neg...

A: During pregnancy, Rh incompatibility occurs if the woman is Rh negative while the fetus is Rh-positi...

Q: Outline three ways of classifying sensory receptors?

A: The sensory pathways or sensory systems are part of the central nervous system, that is responsible ...

Q: The intercostal nerves between the ribs arise from which spinal nerve plexus? a. cervical b. brachia...

A: Spinal nerves comes under the part of the peripheral nervous system (PNS); they are mixed nerves whi...

Q: A newly developed pesticide has been observed to bind to an intracellular hormone receptor. If inges...

A: The hormone-receptor interaction is important for signal transmission. The hormones will produce the...

Q: Discuss the role of lymphatic structures in the function of therespiratory system.

A: Lymphatic system is a closed system of lymph channels or lymph vessels, through which the lymph flow...

Q: share how various treatments may improve the physiology of depression. Since its a common disorder

A: A serious and common mental health illness that can negatively impact an individual’s life is called...

Q: which of the following cells is derived from a mesenchymal lineage a. mast cell b. neutrophil c. lym...

A: The bone marrow consists of the  hematopoietic (blood) stem cells that are responsible for the synth...

Q: A cochlear implant can restore hearing in individuals with damages to the cochlea. There are four ma...

A: The organ, which helps in detecting, recognizing, and hearing sound waves, is known as the ear. It i...

Q: name and describe the ways the body repairs damagedtissues

A: Muscles, tendons, and ligaments are the most commonly affected tissues that are damaged. These accid...

Q: Which of the following statement(s) about acids and bases is incorrect? a. acids and bases are both ...

A: Acid is defined as a substance that contains hydrogen ions(H+) in it and has the capability to relea...

Q: Which of the following is NOT performed by the plasmalemma? a. accommodating muscle fiber stretch b....

A: Plasmalemma is the plasma membrane of the cell. It contains the cytoplasm and nucleus of the cell. P...

Q: Oxidative Capacity of Muscles 2 Which of the following is a response associated with increasing oxid...

A: It is noted that during heavy exercises the share of the cardiac output of muscle tissues can increa...

Q: The nasal cavity is divided by the nasal septum into right and lefta. nares.b. vestibules.c. fossae....

A: The nasal cavity is a large, air filled space that is found behind the nose. This structure helps th...

Q: Describe the pathways taken by auditory and vestibular signals to the brain?

A: Introduction: It is the chief coordinating and controlling system of the body. It regulates and cont...

Q: What is the pubic bone?

A: The pubic bone is also called the pubis which is located in the pelvic girdle. At the back, two bone...

Q: True or false. Appropriate atmospheric pressure is not required for breathing and gas exchange in th...

A: Breathing is a process where the air travels in and out of the lungs  that facilates the gas exchang...

Q: Explain the function & description of Red blood cells ?

A: The components of blood cells that are synthesized by the process of erythropoiesis in the red bone ...

Q: Concerning concentration differences across the plasma membrane,there isa. more K+ and Na+ outside t...

A: A semipermeable membrane that separates the cell's internal space from the extracellular compartment...

Q: The digestive tract has a semi-independent nervous system called the _____ nervous system.

A: The human digestive system is responsible for the conversion of complex molecules such as proteins a...

Q: 44

A: Cartilage is a type of connective tissue that consists of a dense network of collagen fibers and ela...