Biology Concepts

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Types of Veins and their Functions

- by Jaishree Gorane - Leave a Comment

Veins are essential for the circulatory system, transporting blood back to the heart. Four main types of veins include pulmonary, systemic, superficial and deep veins, each with unique characteristics. Pulmonary veins carry oxygenated blood from the lungs to the heart’s left atrium, while systemic veins transport deoxygenated blood from the body’s tissues back to the heart. Superficial veins are smaller and near the skin’s surface and deep veins are larger and deeper in the body.

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Arteries of The Body
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Arteries in The Body

- by Jaishree Gorane - 7 Comments.

Arteries in the body are an essential component of the Circulatory System. There are two main circuits- Pulmonary and Systemic Circuit. Arteries are classified based on their size and composition. Elastic arteries, such as the aorta, are the largest and most flexible, while muscular arteries and arterioles are responsible for directing blood flow to specific areas. Major arteries, including those in the head and neck, torso, abdomen, arms and legs play vital roles in delivering oxygen and nutrients throughout the body.

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What are Arteries
Biology / Biology / Biology Concepts / Chapter 6 Life Processes - Class 10 / Class 10 / Class 11 / Class 12 / NEET Biology / Notes / Science / Science Facts / Transportation / Uncategorized

Arteries – Structure , Layers,  Functions

- by Jaishree Gorane - 7 Comments.

Arteries are essential blood vessels responsible for carrying oxygen-rich blood away from the heart and distributing it throughout the body. Arteries are thick, muscular, and elastic, designed to withstand high pressure. Arteries have three main layers – the Tunica Intima, Tunica Media and Tunica Adventitia – each with distinct structures and functions.

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formation of lymph
Biology / Biology / Biology Concepts / Body Fluids and Circulation / Chapter 6 Life Processes - Class 10 / Class 10 / Class 11 / Class 12 / Class 9 / NCERT Long Question Answers / NEET Biology / Notes / Science / Science Facts / Tissues- Chapter 6 / Transportation

How Lymph is Formed ?

- by Jaishree Gorane - 5 Comments.

This article explains the formation of lymph, a colorless body fluid. It highlights that lymph originates as interstitial fluid, which collects in lymphatic capillaries, transforming into lymph. This fluid then passes through the lymphatic system, where it is filtered by lymph nodes before returning to the bloodstream. This process is essential for nutrient delivery, waste removal, and immune system support.

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Biology / Biology Concepts / Body Fluids and Circulation / Class 11 / NCERT Long Question Answers / NEET Biology / Notes / Science / Science Facts

Cardiac Cycle – Class 11th 

- by Jaishree Gorane - 2 Comments.

The cardiac cycle is the series of events that occur during one heartbeat where the heart contracts and relaxes to pump blood. It includes diastole and systole in which the heart’s chambers fill with blood and then contract to eject blood. The cardiac cycle is regulated by electrical signals, nervous system input, hormones, and it is important for diagnosing and treating heart conditions.

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Difference and Similarities between Mitosis in Plant and Animal Cell in Details 
Biology / Biology / Biology Concepts / Class 10 / Class 11 / Class 8 / Class 9 / NEET Biology / Notes / Science / Science Facts / The Fundamental Unit Of Life -Chapter 5

Mitosis In Plant Cell and Animal Cell- Differences and Similarities

- by Jaishree Gorane - 10 Comments.

Difference and Similarities between Mitosis in Plant and Animal Cell explained in Details with all phases ,location , chromosomes organization, cytokinesis, center of division , hormones etc

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