What area of the brain contains the primary motor cortex, which is where voluntary commands to skeletal muscles are generated?
A) postcentral gyrus
B) precentral gyrus
C) occipital lobe
D) temporal lobe
B
Explanation:
A) The postcentral gyrus contains the primary sensory cortex.
C) The occipital lobe is not the primary motor cortex.
D) The temporal lobe contains the main auditory centers.
You might also like to view...
Antigen-presenting cells are ________________, and they display antigens to both ________________ and ______________
60. A. immune cells; B-lymphocytes; T-lymphocytes B. immune cells; helper T-lymphocytes; cytotoxic T-lymphocytes C. any nucleated cell; B-lymphocytes; T-lymphocytes D. any anucleate cell; helper T-lymphocytes; cytotoxic T-lymphocytes E. any blood cell; helper B-lymphocytes; cytotoxic B-lymphocytes
The flagellum is used to
A) penetrate the corona radiata. B) survive. C) move the sperm to the oocyte. D) penetrate the oocyte. E) become capacitated.
The ability to demonstrate an immune response after exposure to an antigen is called __________.
a. anaphylaxis b. immunosuppression c. immunocompetence d. passive immunity
The epidermis of the skin is composed of _______ tissue, while the dermis of the skin is composed of _______ tissue.
A.) connective; muscular B.) connective; epithelial C.) nervous; connective D.) epithelial; connective E.) epithelial; muscular