Because skeletal muscle contractions require large amounts of atp, you would expect skeletal muscle to have
group of answer choices
a rich blood supply
a rich nerve supply
very few mitochondria
little need for oxygen
all of the above.
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question 91 pts
since skeletal muscle movements are controlled by nerve impulses, in which of the following would you expect the ratio of motor neurons to muscle fibers to be the greatest?
group of answer choices
large muscles of the upper arm
postural muscles of the back
muscles that control eye movements
the calf muscles
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question 101 pts
which of the following activities would use isometric contractions?
group of answer choices
flexing the forearm
chewing food
running
maintaining upright posture
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question 111 pts
a person whose genetic makeup makes him/her a better marathon runner than a sprinter probably has in his/her leg muscles.
group of answer choices
fast fibers
intermediate fibers
slow fibers
non-contractile fibers
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question 121 pts
the area of the sarcomere containing the thick filaments is the
group of answer choices
z line
m line
a band
i band
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question 131 pts
when a calcium ion binds to troponin,
group of answer choices
tropomyosin moves out of the actin active sites
active sites on the myosin are exposed
actin heads will bind to myosin
muscle relaxation occurs
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question 141 pts
the degree of relative movement is greater in the
group of answer choices
pelvic girdle
pectoral girdle
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question 151 pts
based on what you've learned about how muscles are named, which muscle would you expect to contract when grasping an object in the hand?
group of answer choices
flexor digitorum
palmaris longus
pronator teres
supinator
Answers: 1
Biology, 22.06.2019 09:40
80 points pls brainliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?
Answers: 1
Biology, 22.06.2019 20:00
Which of the following is not one of the mechanisms of enzyme catalysis by which the substrate is converted to the product? a. changing substrate orientation b. changing substrate reactivity c. inducing strain in the substrate d. preventing an induced fit d. preventing an induced fit
Answers: 1
Biology, 22.06.2019 23:00
Which nutrients contain nitrogen in addition to carbon hydrogen, and oxygen? a) vitamins. b) proteins. c) carbohydrates. d) fat
Answers: 2
Because skeletal muscle contractions require large amounts of atp, you would expect skeletal muscle...
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