Anatomy & Physiology

Red blood cells showing their characteristic biconcave shape in a clinical setting.

Red Blood Cells: How Do They Deliver Oxygen?

A patient can be profoundly anaemic while their oxygen saturation still reads 98%. Follow the red blood cell from bone marrow to tissue oxygen delivery and understand what haemoglobin, reticulocytes...

Red Blood Cells: How Do They Deliver Oxygen?

A patient can be profoundly anaemic while their oxygen saturation still reads 98%. Follow the red blood cell from bone marrow to tissue oxygen delivery and understand what haemoglobin, reticulocytes...

Medical illustration showing a transplanted kidney in the lower abdomen

Do You Keep Your Own Kidneys After a Transplant?

Most patients keep their native kidneys after a kidney transplant. Learn where the donor kidney is placed, why the original kidneys usually remain, and when nephrectomy may be needed.

Do You Keep Your Own Kidneys After a Transplant?

Most patients keep their native kidneys after a kidney transplant. Learn where the donor kidney is placed, why the original kidneys usually remain, and when nephrectomy may be needed.

Inside a blood vessel showing red blood cells and the endothelial lining

Endothelium Explained for UK Student Nurses: Bl...

How the thin endothelial lining of blood vessels helps regulate vascular tone, clotting, inflammation and fluid movement.

Endothelium Explained for UK Student Nurses: Bl...

How the thin endothelial lining of blood vessels helps regulate vascular tone, clotting, inflammation and fluid movement.

Paired kidneys showing renal blood vessels, ureters and internal kidney anatomy

Kidney Anatomy and Function: Why These Two Bean...

How the kidneys filter blood, regulate fluid and electrolytes, support blood pressure, activate vitamin D and produce erythropoietin.

Kidney Anatomy and Function: Why These Two Bean...

How the kidneys filter blood, regulate fluid and electrolytes, support blood pressure, activate vitamin D and produce erythropoietin.

“Composite medical illustration of a living long bone showing trabecular and cortical bone, yellow marrow, blood vessels, osteoblasts, osteocytes and an osteoclast during bone remodelling.”

Bones Are Living Tissue: How Your Skeleton Rebu...

Bone is living, vascular tissue. Follow the cells, matrix and signalling that allow the skeleton to sense strain, remodel itself, manage minerals and repair damage throughout life.

Bones Are Living Tissue: How Your Skeleton Rebu...

Bone is living, vascular tissue. Follow the cells, matrix and signalling that allow the skeleton to sense strain, remodel itself, manage minerals and repair damage throughout life.

Heart illustration showing the factors involved in preload, afterload, contractility and cardiac output

Cardiac Physiology: Preload, Afterload, Contrac...

What determines how much blood the heart can pump? Follow ventricular filling, contraction and ejection to understand preload, contractility, afterload, stroke volume and cardiac output.

Cardiac Physiology: Preload, Afterload, Contrac...

What determines how much blood the heart can pump? Follow ventricular filling, contraction and ejection to understand preload, contractility, afterload, stroke volume and cardiac output.