Explanation

The Medulla oblongata is the part of the brainstem that controls involuntary reflex actions, such as:

• Blood pressure
• Heartbeat
• Peristalsis (movement of food through the digestive system)
• Rate of respiratory movements
• Contraction and dilation of blood vessels

Explanation

Ventilation: the process of bringing oxygenated water or air into contact with a gas-exchange surface.

Explanation

Explanation

Transplantation is the replacement of a diseased or damaged organ with a healthy one from a donor.

Explanation

The eye is made up of three coats, which enclose the optically clear aqueous humour, lens, and vitreous body. The outermost coat consists of the cornea and the sclera; the middle coat contains the main blood supply to the eye and consists, from the back forward, of the choroid, the ciliary body, and the iris.

Explanation

• The correct point of checking an infant’s pulse is: Carotid
• ***
• There are seven types of pulse in the human body.
• Temporal: It is felt in the head.
• Carotid: It is felt in the neck.
• Branchial: It is felt in the elbow.
• Femoral: It is felt at the groin.
• Radial: It is felt on the wrist.
• Popliteal: It is felt on the knee.
• Dorsalis pedis: It is felt on the foot.

Explanation

Fluoride Pollution has negative effects on the joints, bones and causes fluorosis in the teeth.

Explanation

 The kidneys are two bean-shaped organs responsible for filtering the blood and removing waste.

Explanation

Teeth perform two main functions:

• Chewing (breaking down food into smaller pieces).
• Grinding (crushing and pulverizing food).

Explanation

Primary teeth are also known as:

• Baby teeth
• Milky teeth
• Deciduous teeth