Describe location and general functions of the limbic system
What will be an ideal response?
The limbic system is a ring of structures that surround the brain stem and includes portions of the cerebral cortex, basal nuclei, and diencephalon (thalamus and hypothalamus). It plays a key role in emotional displays such as laughing, crying, blushing, and expressions of fear. It also works with higher brain centers in controlling basic behavioral patterns, including survival actions and sociosexual behaviors conducive to mating.
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The carotid sinus reflex protects the blood supply to the brain, whereas the aortic reflex is more concerned with maintaining adequate blood pressure in the systemic circuit as a whole
Indicate whether the statement is true or false
Which of the following is not secreted by the pancreas?
A) Somatotropin (growth hormone) B) Glucagon C) Pancreatic polypeptide D) Gastrin E) Somatostatin (growth hormone-inhibiting hormone)
Skin wrinkles with age because
A) collagen degrades in the subcutaneous layer as the epidermis shrinks. B) the number of sweat glands diminishes. C) fat is lost from the subcutaneous layer and the dermis shrinks. D) epidermal cells undergo a burst of cell division.
Which hormone and the organ that makes it match is incorrect?
What will be an ideal response?