Question

1. which endocrine gland decreases in size as a person gets older? 3.6

a) pituitary gland
b) thymus
c) thyroid
d) hypothalamus

1. evaluate the importance of the hypothalamus in the endocrine system. 3.4

a) the hypothalamus is considered the master gland because it releases hormones that regulate other endocrine gland
b) the hypothalamus releases sex hormones involved with puberty and development of reproductive glands
c) the hypothalamus is directly connected to the pituitary gland and is responsible for telling the pituitary to release hormones when needed
d) the hypothalamus regulates the amount of calcium in the blood to ensure that the bones are strong enough

1. during daylight savings times, the light and dark cycles alter slightly due to the extra hour of light or dark. based on this, it can be inferred that which gland is effected by daylight savings time? 3.6

a) the pineal gland
b) the thymus gland
c) the pancreas
d) the ovaries

1. which of the following is true regarding the glands of the endocrine system? 3.1

a) they tend to all be very large organs
b) they are very close to each other in the body
c) they all contribute to digestion
d) they are many small organs, found spread throughout body

1. which of the following hormones are not released by the anterior pituitary gland? 3.6

a) growth hormone
b) prolactin
c) adrenocorticotropic hormone
d) melatonin

Explanation:

1. The thymus is an endocrine - gland that decreases in size as a person ages.
2. The hypothalamus is directly connected to the pituitary gland and signals it to release hormones as needed.
3. The pineal gland is affected by light - dark cycles, including those changes during daylight savings time.
4. Endocrine glands are many small organs spread throughout the body.
5. Melatonin is released by the pineal gland, not the anterior pituitary gland.

Answer:

1. b) Thymus
2. c) The hypothalamus is directly connected to the pituitary gland and is responsible for telling the pituitary to release hormones when needed
3. a) The pineal gland
4. d) They are many small organs, found spread throughout body
5. d) Melatonin