Which of the following statements concerning capillaries is TRUE?   A) Capillaries are composed of a single layer of endothelial cells surrounded by a basement membrane B) Thoroughfare channels drain directly into venules C) Metarterioles branch directly off arterioles D) Both A & B All of the above

Q: experimental animal. the diameter of a precapillary arteriole is increased in a

A: PRECAPILLARY ARTERIOLE         are the final generation of terminal arterioles. They have diameters…

Q: Blood pressure is measured with:   A) Thermometer B) Barometer C) Sphygmomanometer D) Lactometer

A: Blood pressure can be defined as the pressure that is required for the purpose of measuring and…

Q: Which vein is hi-lighted in aqua below? A) thoracodorsal B) axillary C) brachial D) subclavian

A: A vein is a blood vessel that carries blood toward the heart. Most veins carry deoxygenated blood…

Q: Answer all pls A) Aside from the vena cava, blood can enter the right atrium from what? B) Explain…

A: The  hardest working muscle in the human body is heart and is fixed nearly in the center of the…

Q: 2. List either: a) pulmonary or peripheral, b) venous or arterial and c) oxygenated or deoxygenated…

A: 1. a) peripheralb) venousc) deoxygenated2. a) peripheralb) venousc) oxygenated3. a) pulmonaryb)…

Q: This capillary (L) is most likely to function ______ (A) in the kidneys where it functions to…

A: Capillaries are the smallest blood vessels having one layer of endothelial cells. They convey blood…

Q: In the negative feedback loop of blood pressure regulation, which of the following would be the…

A: Negative feedback is referred to as one of the systems utilized by the body in order to maintain…

Q: Describe the mechanisms by which substances enter and leavecapillaries.

A: BASIC INFORMATION  BLOOD VESSELS  These are components of Circulatory system. They have the…

Q: The mineral ion needed for the formation of blood clot is : (A) Potassium (B) Sodfrym (C) Calcium…

A: Introduction - A blood clot is a collection of platelets, proteins, and cells that cling together in…

Q: The left atrium receives oxygenated blood from the     A) pulmonary trunk.     B) pulmonary veins.…

A: The left atrium is one of the four chambers of the heart, and it receives oxygenated blood from the…

Q: List three ways in which substances can cross the capillary wall.

A: The exchange of materials from the blood into the tissues present in the capillary is called…

Q: Describe three routes by which blood-borne substances can pass through a capillary wall into the…

A: Blood tissue is made of cell types like RBC, WBC, platelets and fluid component like plasma. Plasma…

Q: basic coagulation steps.

A: The process through which the formation of the blood clot takes place is known as the blood…

Q: Which of the following is true regarding plasma colloid osmotic pressure ?   1) It is less than…

A: The movement of ions, molecules, or particles in a fluid in a bulk flow is a pressure-driven passive…

Q: The majority of exchange of gases and nutrients between blood and tissue takes place at the _____…

A: Cells need oxygen for aerobic respiration to occur. Amino acids and glucose are essential nutrients…

Q: the difference between the systolic and diastolic pressures is called the ....... pressure

A: Answer: Systole is the closure of tricuspid valve and concludes with the aortic valve as it…

Q: In a healthy individual, the overall balance of filtration and absorption for all of the capillaries…

A: The capillary exchange refers to the draining of plasma, gas, water into the tissue spaces…

Q: At which level of the blood vessels system is where blood pressure regulation occurs? a) Capillaries…

A: Blood vessels are responsible for the transport of blood throughout the body in an individual. They…

Q: When blood is in the left pulmonary vein, it is  A) deoxygenated  B) returning to the heart C)…

A: Heart is the mean organ of the circulatory system. In vertebrates it is located on the ventral side…

Q: Put the structures in order from superficial (1) to deep (8): Review the directional terms…

A: Meninges- The meninges is the three-layer structure that covers the brain and spinal cord and it…

Q: Why is the fluid movement out of a capillary greater at its arteriolar end than at its venular end?

A: The average pressure causes the fluid reabsorption from interstitial fluid in the capillaries,…

Q: Which of the following classes of drugs would NOT be expected to reduce blood pressure?…

A: Blood is a fluid that runs throughout the body that helps to transport nutrients and oxygen to the…

Q: The 3 phases (in general) of blood clotting are: vascular phase, platelet phase & coagulation phase.…

A: Homeostasis is defined as the self-regulating natural process where the flow of blood slows down and…

Q: When looking at anatomical and physiological features of different types of blood vessels what are…

A: List of similarities and differences between the blood vessels.

Q: Why do capillaries permit the diffusion of materials, whereas arteries and veins do not?

A: The circulation of blood between the body and the heart occurs via the systemic arteries and veins…

Q: 57 Which of the following is the principal factor determining the distribution of blood flow to the…

A: Blood vessels are the channels through which blood circulates inside the body ,these include  Types…

Q: Hypertension is commonly managed with multiple medication types, to include diuretics, beta…

A: The blood is pumped from the heart to various organs through blood vessels. The pressure exerted by…

Q: 32 mm Hg 25 mm Hg 0 mm Hg 5 mm Hg Given the values shown, which of the following is the magnitude…

A: Capillary hydrostatic pressure is the one which occurs towards outside in a capillary due to the…

Q: Which structure is highlighted in blue and indicated by the yellow arrow in this image? A) left…

A: Thorax is a chest located between the neck and abdomen. It is formed by bones of the sternum, ribs,…

Q: What are the functions of Leydig cells and why are they located close to the capillaries?

A: Male reproductive system includes testis, vasa deferens, external genital organ and glands…

Q: Name the 3 categories that blood vessels are divided into. Explain each category

A: Blood vessels carry blood from the heart to every organ of the body and take the blood back to the…

Q: the GIT's important functions to systemic and cardiac circulation.

A: Nutrition and the Cardiovascular system Nutrition is directly related to what and how much we eat.…

Q: Watch this video (http://openstaxcollege.org/l/ capillaryfunct) to explore capillaries and how they…

A: Interstitial fluid also called the extracellular fluid surrounds all body tissues. It mainly…

Q: Which element is monitored when taking a person pulse A) character B) volume C) systolic D) heat…

A: Any routine check with the doctor begins with checking the vitals at the nursing station or in the…

Q: Renin... A) is a hormone which raises systemic blood pressure.     B) is a hormone which lowers…

A: Many chemical reactions are carried out in the body of living organisms. The enzymes are the…