The stroke volume of the heart
1.increases when the end-diastolic volume decreases.
2.increases when the end-systolic volume increases.
3.is independent of autonomic input to the heart.
4. can only be varied by varying end-systolic volume.
5. increases with sympathetic stimulation because the end-systolic volume is decreased.
3
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The hyoid bone
A) attaches to tongue muscles. B) is linked to the styloid process by a ligament. C) is superior to the larynx. D) does not directly articulate with other bones. E) All of the answers are correct.
List 3 benefits of the American Association for Laboratory Animal Science (AALAS)
What will be an ideal response?
Similar to neurotransmitters, hormones exert their action only on cells that have specific _______________ that the hormones bind to.
a) gated channels b) receptors c) metabolic pathways
Which tarsal bone articulates with the anterior surface of the talus?
A. Calcaneus B. Medial cuneiform C. Metatarsal I D. Cuboid E. Navicular