Which one of the following lists puts the events below in the correct order? 1. bipolar...

Which one of the following lists puts the events below in the correct order?

1. bipolar cells depolarize

2. glutamate release from the photoreceptor cell decreases

3. light strikes photoreceptor cells

4. photoreceptor cells are depolarized

5. photoreceptor cells are hyperpolarized

1,2,3,4,5 b. 2,4,3,5,1 c. 3,4,2,5,1 d. 4,3,5,2,1 e. 5,3,4,1,2

A sound wave is headed toward your ear. In which order would the signal travel through the following structures as it traveled to the auditory nerve? The structures, in alphabetical order are: (1) basilar membrane; (2) ear canal; (3) hair cells; (4) malleus, incus & stapes; (5) oval window; (6) pinna; (7) tympanic membrane
1. 6, 7, 2, 4, 1, 3, 5
2. 6, 7, 4, 2, 5, 1, 3
3. 6, 2, 4, 7, 1, 3, 5
4. 6, 2, 7, 4, 5, 1, 3
5. 7, 2, 6, 4, 5, 1, 3
6. 7, 2, 6, 5, 4, 3, 1

The series of membrane channels that surrounds and virtually covers each myofibril is the
1. sarcolemma b. sarcomere c. sarcosome d. sarcoplasmic reticulum e. sarcoplasm
How many motor neurons control a typical skeletal muscle?
1. zero b. exactly one c. a few d. many
What kind of a joint would allow for BOTH flexion and abduction, but not rotation?

a. ball and socket b. condylar c. hinge d. pivot

Solutions

Expert Solution

Sydney Mullin answered 9 months ago

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