Answer:
Kidneys : helps in forming urine
Ureter : They are connected to kidney and by peristaltic action transports urine from kidneys to bladder .
Urinary bladder : It is an hollow sac that holds the urine .
Urethra : transports urine from the bladder to outside of the body .
Explanation:
The human excretory system consists of : Kidney ,ureter ,urinary bladder and urethra .The figure is shown below .
Now , as far as functions are concerned we have :
Kidneys : They have excretory units called nephrons that further consist of :
- Bowman's capsule
- PCT (Proximal convoluted tubule )
- DCT (Distal convoluted tubule)
- CT (collecting tubule )
In nephrons urine is formed and via ureter it is transported to a hollow sac like structure called urinary bladder .
This bladder has muscles that cant remain contracted up to longer period )and then voluntary and involuntary it is excreted through urethra .
The process of passing urine is called Micturition .
They are genetically identical to the parent cell.
Answer:
One with poor-quality nutrition.
Explanation:
Anthropology may be defined as the field of biology that mainly includes the study of human behavior, societies and humans. Two different types of anthropology are cultural and social anthropology.
The social environment and its consequences is included and studied in the social anthropology. The disadvantage of social environment in anthropology shows the population with the lack of proper nutrition and people suffers from the malnutrition.
Thus, the answer is one with poor-quality nutrition.
Muscles and internal organs
