v Question Completion Status: O diaphragm, inspiration O diaphragm, compress abdominal contents O transverse abdominis, inspiration O transverse abdominis, compress abdominal contents QUESTION 7 What is the name of the muscle indicated by the arrow, and what is its origin? extensor digitorum; humerus
v Question Completion Status: O diaphragm, inspiration O diaphragm, compress abdominal contents O transverse abdominis, inspiration O transverse abdominis, compress abdominal contents QUESTION 7 What is the name of the muscle indicated by the arrow, and what is its origin? extensor digitorum; humerus
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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v Question Completion Status:
O diaphragm inspiration
O diaphragm, compress abdominal contents
O transverse abdominis, inspiration
transverse abdominis, compress abdominal contents
QUESTION 7
What is the name of the muscle indicated by the arrow and what is its origin?
O extensor digitorum; humerus
O palmaris longus; humerus
O palmaris longus; palmar aponeurosis
extensor digitorum; phalanges (fingers)
QUESTION 8
Transcribed Image Text:O palmaris longus; humerus
O palmaris longus, palmar aponeurosis
extensor digitorum, phalanges (fingers)
QUESTION 8
What is the name of the muscle indicated by the arrow, and what is its action?
O gracilis; abducts thigh
adductor longus; abducts thigh
O gracilis, adducts thigh
O adductor longus: adducts thigh
Expert Solution
Step 1
In the hand, there are almost 30 muscles. They work together with each other. The muscles in the posterior compartment of forearm are called as the extensor muscles. They produce extension at the wrist and fingers. The extensor digitorum is one of them.
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