Given alongside is a portion of the human body showing some important structure in ventral (front) view. [4 MARKS]
(a) Where is this portion located in the body?
(b) Name the structures numbered 1-3.
(c) State one main function of each of the structures named above.
(d) Is there any duct to carry the secretions of the structure numbered 2? If so, give its name.

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Solution

Each Part: 1 Mark

(a) This portion is located in the neck.

(b) 1) Larynx 2) Thyroid gland 3) Trachea

(c) 1) Function of larynx: Voice generation.
2) Function of the thyroid gland: Secretion of Thyroxine.
3) Function of trachea: Allows passage of air from outside to lungs.

(d) There is no duct to carry the secretions of the thyroid gland.

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Given alongside is a portion from the human body showing some important structure in ventral (front) view.

(a) Where is this portion located in the body ?

(b) Name the structures numbered 1-3.

(d) Is there any duct to carry the secretions from the structure numbered 2? If so, give its name.

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