Human Body: Introduction to Human Body, Composition of the Human Body
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Introduction to Human Body
The human body defines the structure of a human being.
It is composed of different types of cells that together create tissues and organ systems.
The human body comprises:
A head
Neck
Trunk (thorax and abdomen)
Arms and hands
Legs and feet
Study of the Human Body

Study of the Human Body
Anatomy
It is the scientific study of form and shapes of human beings.
The skeleton helps in protecting several vital organs such as lung and liver.
Muscles assist the bones in locomotion being specialized tissues.
Physiology
It is the scientific study of functions and mechanisms in a living system.
It focuses on how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical and physical functions.
Histology
It is the study of the microanatomy of cells, tissues, and organs as seen through a microscope.
It examines the correlation between structure and function.
Embryology
The branch of biology that studies the prenatal development of gametes (sex cells).
It also includes fertilization, and development of embryos and foetuses.
Composition of Human Body

Composition of Human Body
Various Components of the Human Digestive System

Human Digestive System and Components
Reproductive System
Male Reproductive System
Penis
Urethra
Scrotum
Testicle
Seminal vesicle
Vas deferns
Female Reproductive System
Vagina
Cervix
Endometrium
Ovary
Fimbriae
Fallopian tubes
Uterus
Human Respiratory System
Trachea
Bronchi
Bronchioles
Lungs
Diaphragm
Nervous System
Central Nervous System
Forebrain
Midbrain
Hindbrain
Peripheral Nervous System
Somatic nervous system
Autonomic Nervous System
FAQs
Q 1. What are the various components of Human Digestive System?
Answer:
The various components of Human Digestive System are namely mouth, teeth, tongue, oesophagus, stomach, liver, pancreas, gastrointestinal tract, small and large intestines, and rectum.
Q 2. Define anatomy of the human body.
Answer:
Anatomy of the human body can be defined as the scientific study of form and shapes of human beings.
Q 3. What are the two classifications of Human Nervous System?
Answer:
The two classification of Human Nervous System are:
i) Central Nervous System consists of Forebrain, Midbrain, and Hindbrain.
ii) Peripheral Nervous System consists of Somatic Nervous System and Autonomic Nervous System