iv.Name two types of glands found in human body.
v.Which two hormones are secreted by thyroid gland ?
vi.Which part of the human body produces ova and sperm ?
vii.Write two functions of growth hormone.
viii.Name the organs which makes male and female sex hormones.
ix.What are the two components of CNS?
x.Name two types of nerves found in our nervous system.
Answers
Answer:
iv)
Thyroid gland.
Pituitary gland
v)
The thyroid gland produces thyroxine (referred to as T4), which is a relatively inactive prohormone. The highly active hormone is triiodothyronine (referred to as T3). Collectively, thyroxine and triiodothyronine are referred to as the thyroid hormones.
vi)
The ovaries produce the egg cells, called the ova or oocytes. The oocytes are then transported to the fallopian tube where fertilization by a sperm may occur
vii)
The growth hormone enhances growth in adolescents and children. It also contributes to the regulation of body fluids, fat metabolism, sugar and also the functions of the heart. The growth hormone reduces body fat by increasing bone density and muscle mass.
viii)
The testes and the ovaries are the reproductive organs and both are stimulated by the pituitary gland during Puberty. That is why they are call sex hormones.
ix)
1. The central nervous system (CNS) is made up of the brain, cerebellum and the spinal cord.
2. Nerves make up the peripheral nervous system (PNS), which works to send signals to and from the CNS, the body's organs, muscles, and senses.
x)
1. Autonomic nerves. These nerves control the involuntary or partially voluntary activities of your body, including heart rate, blood pressure, digestion, and temperature regulation.
2. Motor nerves. ...
3. Sensory nerves.
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