EXAM 2 quizzes 5-8

(posterior compartment) femur or coxal bone

A muscle that flexes the knee would originate on the:

flexor carpi ulnaris and the extensor carpi ulnaris

Adduction of the wrist involves contraction of the:

Tropomyosin rolls away, exposing the active binding sites on actin.

During the cross-bridge cycle, after calcium binds to troponin, what happens next?

dura mater

The __________ is the outermost meninx, and forms supportive and protective partitions between some portions of the brain.

spinal cord

The cell body of a second order neuron (sensory) will be located in the:

molecular layer

The dendrites of the Purkinje cells of the cerebellum are located in the:

ependymal cell

The glial cell that helps to form cerebrospinal fluid is the:

vagus

The longest nerve that innervates the digestive system is the:

ventral root

The motor command leaves through the:

circular muscle

The orbicularis oris muscle is an example of a:

flexes the hip and extends the knee

The rectus femoris:

conus medullaris

The spinal cord tapers at a conical tip called the:

in a reflex arc

When is it that an impulse does not have to reach the brain?

spinalis (erector spinae group)

Which muscle extends the torso?

semitendinosus

Which muscle inserts on the tibia?

deltoid muscle

Which of the following abducts the arm?

superior trunk, lateral cord, musculocutaneous nerve

Which of the following branched patterns of nerves is part of the brachial plexus?

sternocleidomastoid

Which of the following muscles is NOT involved with moving the jaw?

rhomboid minor

Which of the following retracts the scapula?

Faster and more specific.

Compared to the endocrine system, the nervous system is: