Transportation In Plants And Animals Flashcards
What are arteries?
Blood vessels that carry oxygenated blood away from the heart
Arteries are essential for transporting oxygen-rich blood to various parts of the body.
What do veins do?
Veins carry deoxygenated blood from different parts of the body to the heart
Veins are crucial for returning blood to the heart after it has delivered oxygen to tissues.
What are capillaries?
Small blood vessels that connect arteries and veins
Capillaries enable the exchange of oxygen, nutrients, and waste between blood and tissues.
Fill in the blank: The circulatory system is the system that provides cells with _______ and _______.
food and oxygen
The circulatory system is vital for delivering essential substances to cells and removing waste products.
What is the primary function of the circulatory system?
To transport blood, nutrients, and oxygen throughout the body
The circulatory system plays a critical role in maintaining homeostasis.
True or False: Blood is a fluid that flows through blood vessels.
True
Blood is essential for transporting various substances, including gases, nutrients, and waste.
What is the role of blood in the circulatory system?
To carry oxygen, nutrients, and waste products throughout the body
Blood is a key component of the circulatory system, facilitating communication and transportation between different body parts.
What is hemoglobin?
The protein in red blood cells that carries oxygen
Hemoglobin is essential for transporting oxygen from the lungs to the rest of the body.
What does the term ‘heart beat’ refer to?
The rhythmic contraction and relaxation of the cardiac muscle
Heartbeat is crucial for pumping blood throughout the body.
What is the role of platelets in the blood?
Help the blood to clot when there is a cut or injury
Platelets are essential for wound healing and preventing excessive bleeding.
What are red blood cells (RBCs)?
Cells that contain red pigment hemoglobin
RBCs are responsible for transporting oxygen and carbon dioxide in the blood.
What are white blood cells (WBCs)?
Blood cells that fight against infections and foreign bodies
WBCs are an important part of the immune system.
What is a stethoscope used for?
An instrument used to amplify the sounds of the heart
Doctors use stethoscopes to listen to heartbeats and other bodily sounds.
What is the function of blood vessels?
A network of tubes in the body through which blood circulates
Blood vessels include arteries, veins, and capillaries.
What is a pulse?
The throbbing movement in arteries due to blood flow
Pulse can be felt in various parts of the body, indicating heart activity.
What is dialysis?
A medical process for removing waste products from the blood when kidneys fail
Dialysis is vital for patients with kidney failure who cannot filter blood naturally.
What is excretion?
The process of removing waste products produced in the cells
Excretion is essential for maintaining homeostasis in the body.
What is the main function of the excretory system?
To remove liquid waste from the body.
What are the parts involved in the excretory system?
- Kidneys
- Ureters
- Urinary bladder
Where are the kidneys located?
In the abdominal cavity just below the diaphragm.
What shape are the kidneys?
Bean-shaped.
What is urine?
The liquid waste produced by the body.
What substances are found in urine?
- Water
- Urea
- Salts
- Other waste products
What is the function of the ureters?
To transport urine from the kidneys to the urinary bladder.
