It is during weeks 5-8 that the single heart tube of the embryo becomes partitioned into four chambers and the main vessels that leave and enter the heart form.
Answer the following statement true (T) or false (F)
True
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Which of the following is NOT true of joint movements?
A. In the upper and lower limbs, the origin is typically proximal to the insertion. B. The more moveable end of a skeletal muscle is called its insertion. C. When a skeletal muscle contracts to move a joint, the insertion is pulled toward the origin. D. Most joints are flexed and abducted when the body is in anatomical position. E. All of these are true of joint movements.
The ________ of the femur articulates with the acetabulum.
A. greater trochanter B. condyle C. neck D. head
The facial nerve is cranial nerve number ________.
Fill in the blank(s) with the appropriate word(s).
What is the inner, gelatinous region of each intervertebral disc called?
A. Lamella B. Annulus fibrosus C. Chondral ring D. Nucleus pulposus E. Articular ring