body Flashcards
(25 cards)
What is the process of reproduction?
The biological process by which new individual organisms are produced.
What are sex cells also known as?
Gametes.
True or False: Male gametes are called sperm.
True.
What is the female gamete called?
Ovum or egg.
Fill in the blank: Fertilization occurs when a sperm cell successfully penetrates an _____ cell.
Ovum.
What is the term for the period of development from fertilization to birth?
Pregnancy.
What is the average duration of human pregnancy?
Approximately 40 weeks.
Multiple Choice: Which organ is primarily responsible for nutrient absorption in the digestive system? A) Stomach B) Small intestine C) Large intestine D) Liver
B) Small intestine.
What is the function of the placenta during pregnancy?
It provides nutrients and oxygen to the developing fetus and removes waste products.
True or False: The digestive system is responsible for breaking down food into nutrients.
True.
What are the main components of the digestive system?
Mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus.
Fill in the blank: The _____ is the first part of the digestive system where mechanical and chemical digestion begins.
Mouth.
What is the primary purpose of nutrition?
To provide the body with essential nutrients for energy, growth, and maintenance.
Multiple Choice: Which macronutrient is primarily responsible for energy production? A) Proteins B) Fats C) Carbohydrates D) Vitamins
C) Carbohydrates.
What are the two main types of digestion?
Mechanical digestion and chemical digestion.
True or False: Proteins are made up of amino acids.
True.
Fill in the blank: The _____ produces bile, which helps in the digestion of fats.
Liver.
What is gestation?
The period of development of an embryo or fetus in the womb.
Multiple Choice: Which vitamin is essential for blood clotting? A) Vitamin A B) Vitamin C C) Vitamin K D) Vitamin D
C) Vitamin K.
What is the role of the gallbladder?
To store and concentrate bile for digestion.
True or False: The large intestine is primarily responsible for water absorption.
True.
What is the term for the release of an egg from the ovary?
Ovulation.
What hormone is primarily responsible for regulating the menstrual cycle?
Estrogen.
Multiple Choice: Which part of the female reproductive system is responsible for housing the developing fetus? A) Ovaries B) Uterus C) Fallopian tubes D) Vagina
B) Uterus.
