Explanation

The seat of memory in the human brain is located in the cerebrum.

The cerebrum, particularly the hippocampus within it, plays a crucial role in memory formation and storage.

Explanation

The femur is the longest bone in the human body and the shortest bone is the stapes found in the middle ear. 

New born child has 300 bones.

*****

Explanation

The limbic system is the part of the brain primarily involved in processing emotions and memory.

It includes structures like the amygdala and hippocampus that regulate emotional responses.

Explanation

Explanation

Respiration involves two main processes:

1. Mechanical Process (Ventilation):

• Breathing in (inhalation)
• Breathing out (exhalation)
• Movement of air in and out of the lungs

2. Biochemical Process (Respiratory Exchange):

• Exchange of oxygen and carbon dioxide between the lungs and blood
• Transport of oxygen and carbon dioxide through the bloodstream
• Cellular respiration (cellular metabolism)

Explanation

The normal human adult male has: 14 grams of hemoglobin/100 grams of blood

**

 For men, 13.2 to 16.6 grams per deciliter.

For women, 11.6 to 15 grams per deciliter

g /dl stands for “Gram Per Deciliter”

.******

ND11-12-2022

Explanation

• The epiglottis is a flap-like structure that covers the larynx (voice box) during swallowing.
• It preventing food and liquids from entering the trachea (windpipe).
• It instead directing them into the esophagus.

Explanation

Skin cells form the outermost layer of the body, acting as a protective barrier.

They shield internal organs and tissues from injury, pathogens, and dehydration.

Explanation

The process of taking air into the lungs is known as inspiration or inhalation, and the process of breathing it out is expiration or exhalation.

Air is inhaled through the mouth or the nose.

The sequence of air passage during inhalation is as follows:

Nostrils→pharynx→larynx→trachea→alveoli

Explanation

The cell is the basic structural, functional, and biological unit of all living organisms, including animals and humans.

It is the smallest unit of life that can replicate independently.