Prominent tendons on the dorsum of the hand belong to which muscle?
A. Extensor retinaculum
B. Extensor digitorum
C. Brachioradialis
D. Extensor carpi radialis
E. Flexor digitorum superficialis
Answer: B
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Where are the upper motor neurons that control skeletal muscles found?
A. The posterior horn of the spinal cord B. The anterior horn of the spinal cord C. The motor association cortex of the cerebrum D. The postcentral gyrus of the cerebrum E. The precentral gyrus of the cerebrum
The pubic symphysis and intervertebral discs are composed of which type of connective tissue?
a) Adipose tissue b) Elastic cartilage c) Fibrocartilage d) Dense irregular connective tissue e) Reticular connective tissue
What would happen if a cell underwent mitosis but not cytokinesis?
What will be an ideal response?
The average life span of a red blood cell is
A) 24 hours. B) 1 month. C) 4 months. D) about 1 year. E) many years.